PCF85063ATT/AJ

Updated: 2026-07-22

Overview

The PCF85063ATT/AJ is a highly reliable real-time clock (RTC) module designed for precise timekeeping in various electronic applications. It is widely used in industrial automation, consumer electronics, and embedded systems due to its low power consumption and high accuracy. This module integrates a real-time clock/calendar and alarm functions, making it ideal for applications requiring time-sensitive operations. Its compact design and I2C interface ensure easy integration into existing systems.

Structure and Working Principle

The PCF85063ATT/AJ consists of a semiconductor IC that includes a real-time clock, calendar, and alarm functions. It operates on a low voltage supply and includes a built-in oscillator for timekeeping accuracy. The module communicates via the I2C interface, allowing seamless integration with microcontrollers and other digital systems. A backup battery ensures continuous operation during power outages, maintaining accurate timekeeping.

Key Features

One of the standout features of the PCF85063ATT/AJ is its ultra-low power consumption, making it suitable for battery-powered devices. It also offers high accuracy, typically within a few parts per million (PPM). The module includes programmable alarm functions and a wide operating voltage range, enhancing its versatility. Its small form factor and robust design make it a popular choice for compact electronic devices.

Application Areas

The PCF85063ATT/AJ is commonly used in industrial automation systems, where precise timekeeping is critical for process control and data logging. It is also found in consumer electronics, such as smartwatches and home automation devices. Embedded systems, medical devices, and automotive applications also benefit from its reliable performance and low power requirements. Its versatility makes it a go-to solution for many time-sensitive applications.

Maintenance and Precautions

To ensure optimal performance, handle the PCF85063ATT/AJ with proper ESD protection to prevent damage to the sensitive semiconductor components. Always adhere to the voltage levels specified in the datasheet. Regularly check the backup battery to ensure uninterrupted operation. Avoid exposing the module to extreme temperatures or humidity, as these conditions can affect its accuracy and longevity.

B2B Procurement Guide

When procuring the PCF85063ATT/AJ, consider factors such as lead time, supplier reliability, and quantity discounts. Ensure the supplier provides authentic components to avoid counterfeit issues. Request samples for testing before large-scale purchases to verify compatibility with your system. Compare prices from multiple suppliers to secure the best deal while maintaining quality standards.